[LiveComponent] Fix BC break when dealing with entities (implementing an interface) on LiveProp

Author: Kocal

src/LiveComponent/tests/Fixtures/Entity/User.php

@@ -0,0 +1,55 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\UX\LiveComponent\Tests\Fixtures\Entity;
+
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Security\Core\User\UserInterface;
+
+#[ORM\Entity]
+class User implements UserInterface
+{
+    #[ORM\Id]
+    #[ORM\GeneratedValue]
+    #[ORM\Column(type: 'integer')]
+    public $id;
+
+
+    public function getRoles(): array
+    {
+        return ['ROLE_USER'];
+    }
+
+    public function eraseCredentials(): void
+    {
+        // no-op
+    }
+
+    public function getUsername(): string
+    {
+        return $this->getUserIdentifier();
+    }
+
+    public function getUserIdentifier(): string
+    {
+        return (string) $this->id;
+    }
+
+    public function getPassword(): ?string
+    {
+        return null;
+    }
+
+    public function getSalt(): ?string
+    {
+        return null;
+    }
+}

src/LiveComponent/tests/Integration/LiveComponentHydratorTest.php

@@ -37,6 +37,7 @@
 use Symfony\UX\LiveComponent\Tests\Fixtures\Entity\Entity1;
 use Symfony\UX\LiveComponent\Tests\Fixtures\Entity\Entity2;
 use Symfony\UX\LiveComponent\Tests\Fixtures\Entity\ProductFixtureEntity;
+use Symfony\UX\LiveComponent\Tests\Fixtures\Entity\User;
 use Symfony\UX\LiveComponent\Tests\Fixtures\Enum\EmptyStringEnum;
 use Symfony\UX\LiveComponent\Tests\Fixtures\Enum\IntEnum;
 use Symfony\UX\LiveComponent\Tests\Fixtures\Enum\StringEnum;
@@ -336,6 +337,25 @@ public function onEntireEntityUpdated($oldValue)
             ;
         }];
 
+        yield 'Persisted entity: (de)hydration works correctly to/from id, when the entity implements an interface' => [function () {
+            $user = persist(User::class);
+            \assert($user instanceof User);
+
+            return HydrationTest::create(new class {
+                #[LiveProp]
+                public User $user;
+            })
+                ->mountWith(['user' => $user])
+                ->assertDehydratesTo(['user' => $user->id])
+                ->assertObjectAfterHydration(function (object $object) use ($user) {
+                    self::assertSame(
+                        $user->id,
+                        $object->user->id
+                    );
+                })
+            ;
+        }];
+
         yield 'Persisted entity: writable CAN be changed via id' => [function () {
             $entityOriginal = persist(Entity1::class);
             $entityNext = persist(Entity1::class);